a. A stream of water, often containing medicinal or cleansing agents, that is applied to a body part or cavity for hygienic or therapeutic purposes.
b. A stream of air applied in a similar way.
2. The application of a douche.
3. An instrument for applying a douche.
4. Vulgar Slang A foolish or contemptible person.
v. douched, douch·ing, douch·es
To cleanse or treat by means of a douche.
To cleanse or treat oneself with a douche.
[French, shower, from Italian doccia, conduit, back-formation from doccione, pipe, from Latin ductiō, ductiōn-, act of leading, from ductus, past participle of dūcere, to lead; see deuk- in the Appendix of Indo-European roots.]
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